BIOS 242 Week 5 Quiz: MCQs with Answers
1. Question : (TCO 9) Sebum is secreted by _____ and is used for _____.
Student Answer: salt glands;
... [Show More] changing electrolyte content
salt glands; changing sodium content
epigenic glands; changing electrolyte content
oil glands; lowering pH of skin to inhibit bacterial growth
sweat glands; lowering pH of skin to inhibit bacterial growth
Comments:
Question 2. Question : (TCO 9) The complement system is involved in all the following except _____
Student Answer: triggering of fever
chemotaxis
production of antibodies
triggering of inflammatory reactions
opsonization
Comments:
Question 3. Question : (TCO 9) The fluid called pus _____.
Student Answer: contains WBCs and RBCs
contains RBCs and dead tissue cells
contains vasodilating chemicals
contains WBCs and dead tissue
contains vaccines
Comments:
Question 4. Question : (TCO 9) Stem cells are undifferentiated. This means that _____.
Student Answer: they will form only new neuron cells
they may form any type of a variety of tissues
they are incapable of growth
they will kill pathogens
None of the above
Comments:
Question 5. Question : (TCO 9) Mast cells release _____.
Student Answer: basophils into the bloodstream
pyrogens into the bloodstream
platelets into the bloodstream
IFNs into the bloodstream
histamine into the bloodstream
Comments:
Question 6. Question : (TCO 9) Surface proteins can help scientists distinguish between _____.
Student Answer: B lymphocytes and T lymphocytes
B cells and B lymphocytes
clonal cells and B cells
lymphocytes and clonal cells
Comments:
Question 7. Question : (TCO 9) Sue fell while hiking, cutting her leg and hitting her head. She went to the ER, where she received a tetanus shot. Why did the nurse practitioner order the shot?
Student Answer: To restimulate memory B cells
To vasodilate
To vasoconstrict
To increase bone marrow production
None of the above
Comments:
Question 8. Question : (TCO 9) The most prevalent type of antibody in the blood is _____.
Student Answer: IgD
IgA
IgM
IgE
IgG
Comments:
Question 9. Question : (TCO 9) Becca has the flu. What type of immunity is being produced by her body?
Student Answer: Naturally acquired passive immunity
Artificially acquired active immunity
Artificially acquired passive immunity
Naturally acquired active immunity
All of the above
Comments:
Question 10. Question : (TCO 9) Natural acquired passive immunity includes _____.
Student Answer: IgG molecules that crossed the placenta, IgA from breast milk, and fungal spores from the birth canal
IgG molecules that crossed the placenta, IgA from breast milk, and bacteria from the birth canal
IgG molecules that crossed the placenta, IgA from breast milk, and viral RNA from the birth canal
only IgG molecules that crossed the placenta and IgA from breast milk
None of the above
Quiz 5
1. Sebum is secreted by _____ and is used for _____.
oil glands; lowering pH of skin to inhibit bacterial growth
2. The residual body is _____.
the remains of a phagosome after digestion
3. The fluid called pus _____.
contains WBCs and dead tissue
4. Membrane attack complexes (MAC) _____.
are holes in the cell membranes of pathogens
5. The granulocytes include _____.
basophils, neutrophils, and eosinophils
6. Surface proteins can help scientists distinguish between _____.
B lymphocytes and T lymphocytes
7. Sue fell while hiking, cutting her leg and hitting her head. She went to the ER, where she received a tetanus shot. Why did the nurse practitioner order the shot?
To restimulate memory B cells
8. The type of immunoglobulin that forms a pentamer is _____.
IgM
9. Which of the following are functions of IgG?
Antibody-dependent cellular toxicity
Toxin neutralization
Can help complement proteins
Crossing the placenta to help protect the fetus
All of the above
10. Natural acquired passive immunity includes _____.
only IgG molecules that crossed the placenta and IgA from breast milk [Show Less]